Journal of the Royal Statistical Society. Series A (Statistics in Society), Vol. 172, No. 2 (Apr., 2009), pp. 339-360 (22 pages) Few representative surveys of households of migrants exist, limiting ...

Network sampling emerged as a set of methods for drawing statistically valid samples of hard-to-reach populations. The first form of network sampling, multiplicity sampling, involved asking ...

Respondent-driven sampling is a form of snowball sampling which allows researchers to make estimates about hidden population such as the three groups at highest risk for HIV/AIDS: injection drug users ...

Abstract: Ever since Moreno's sociograms were introduced in the 1930s, social network analysis has been a popular way of analysing existing and custom-built data. Social network analysis has been ...

The news is full of widely (and wildly) varying estimates of the scale and scope of human trafficking. This is partly because vulnerable individuals are often hidden and are therefore hard to count.

Abstract: According to the influence oflline or online, some people, who are superstars, have many followers and possess dominant positions in the networks. They form the core of the networks, which ...

ABSTRACT: The decision to be debt-free or remain in debt is vital in shaping policies on loans for public-school teachers in Philippines. This study explores teachers’ willingness to repay debt, their ...